NOTE: As their name suggests hints are not exactly Big Brain Academy: Wii Degree cheats, and are usually just simple (but very useful) tips on how you can unlock secret level, features, find hidden areas and such. Hopefully these will make playing Big Brain Academy: Wii Degree even more entertaining.

Unlock Expert Difficulty
Get a Gold Medal on Easy, Medium and Hard on a single exercise to unlock the Expert difficulty for that exercise.

Medals Breakdown
Here's a breakdown on how all of the medals in the game are determined: